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2 votes
Which of the following are solutions?

Which of the following are solutions?-example-1
User Sanmeet
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1 Answer

4 votes
4x²-12x+9=5
4x²-12x+4=0

x= 12±√(144-4*4*4) / 2*4

x= 12 ± √(144-64) / 8

x=12±√80. /. 8

x= 12+4√5. /8

x=3±√5 / 2. C and E
User Tom Brock
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